ARM: shmobile: Remove Koelsch DT reference legacy clock bits

Koelsch DT reference is these days built for multiplatform
only which means that CCF comes with the package. Remove
unused legacy code ifdefs to clean up the code.
Signed-off-by: NMagnus Damm <damm@opensource.se>
Acked-by: NLaurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: NSimon Horman <horms+renesas@verge.net.au>

arch/arm/mach-shmobile/board-koelsch-reference.c

@@ -84,7 +84,6 @@ static void __init koelsch_add_du_device(void)
 
 static void __init koelsch_add_standard_devices(void)
 {
-#ifdef CONFIG_COMMON_CLK
 	/*
 	 * This is a really crude hack to provide clkdev support to the CMT and
 	 * DU devices until they get moved to DT.
@@ -125,9 +124,7 @@ static void __init koelsch_add_standard_devices(void)
 			clk_put(clk);
 		}
 	}
-#else
-	r8a7791_clock_init();
-#endif
+
 	r8a7791_add_dt_devices();
 	of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);